guentheri, Oxyloricaria Regan [C. T.] 1904:299, Pl. 18 (fig. 1) [Transactions of the Zoological Society of London v. 17 (pt 3, no. 1); ref. 3621] Xeberos [Jeberos], upper Amazon River basin, Peru. Holotype (unique): BMNH 1867.6.13.36. Type catalog: Ferraris 2007:299 [ref. 29155]. •Valid as Sturisoma guentheri (Regan 1904) -- (Isbrücker 1980:94 [ref. 2303], Ortega & Vari 1986:18 [ref. 9708], Burgess 1989:440 [ref. 12860], Isbrücker 2001:30, 32 [ref. 25653], Isbrücker 2002:29 [ref. 27178], Ferraris 2007:299 [ref. 29155], Barriga Salazar 2014:112 [ref. 35745], Londoño-Burbano 2018:[13] [ref. 35813], Meza-Vargas et al. 2021:27 [ref. 39298], Londoño-Burbano & Britto 2022:13 [ref. 39789], Londoño-Burbano & Britto 2023:16 [ref. 40709]). Current status: Valid as Sturisoma guentheri (Regan 1904). Loricariidae: Loricariinae. Distribution: South America: Napo River drainage, upper Amazon basin, Ecuador and Peru. Habitat: freshwater.